CID

CID(形警二人组)

In view of the numerous brutal murder cases executed in a triad-like fashion, Inspector Sean ( Tay Ping Hui ) from the Criminal Investigation Department decides to launch an investigation into these cases. He finds out that they are linked to a gang member Tang Si Wei ( Qi Yu Wu ). In reality, Si Wei is an undercover cop assisting the police in investigating drug smuggling activities within the triads. In one such activity, Si Wei is ordered to kill one of his sworn brothers Lin Cheng Hui ( Shaun Chen ). Si Wei is filled with guilt when the latter is mysteriously murdered instead. He decides to shoulder the responsibility of taking care of his widow Ye Xue ( Ivy Lee ) and family. (Source: Drama Wiki)